// Copyright 2011 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package {
	import flash.display.BitmapData;
	
	import imagine.objectOperations.ObjectOperation;
	
	import util.BitmapCache;
	
	public class UndoTransaction { // ut
		public var strName:String;
		public var fLog:Boolean;
		public var fDirty:Boolean;

		public function UndoTransaction(strName:String, fLog:Boolean=true, fDirty:Boolean=false) {
			this.strName = strName;			
			this.fLog = fLog;
			this.fDirty = fDirty;
		}
		
		public function Dispose(): void {
			// NOP here, subclassed in ImageUndoTransaction to dispose
			// of bitmaps, ImageOperation objects, etc.
		}
		
		public function Matches( utOther:UndoTransaction ):Boolean {
			return strName == utOther.strName;
		}
		
	}
}
